PHYSICS ONE LINER SET 25

PHYSICS ONE LINER SET 25

1. When was decimal coinage introduced in India? 1957
 
2. Which radiation carries maximum energy? Gamma-rays
 
3. The Laxman Era was started (in 1119 AD) by which dynasty? Sens
 
4. Water vapour is turned into water droplets by which process? Condensation
 
5. Mirage is observed in a desert due to the phenomenon of which reflection? Total reflection
 
6. AT which °C water has maxium densltv? 4°C
 
7. Critical angle of light passing from glass to water is minimum for which
colour?
Violet colour
 
8. What amount of energy transfered from one trophic level to next? 10%
 
9. Which would expand the most on being heated? Air
 
10. A metal plate with a circular hole at the centre is heated. What will happen to the area of the hole?
Decrease